农民信息服务问答系统设计与实现  

Design and Implementation of Farmers Information Service Question Answering System

作　　者：王永芳[1] 

机构地区：[1]山西大学商务学院,山西太原030031

出　　处：《农业网络信息》2012年第8期5-12,共8页Agriculture Network Information

摘　　要：研究构建了系统所需的基于农业类和生活常识类信息的结构化数据库,在此基础上,通过问句处理、信息检索和答案抽取开发了一个农民信息服务问答系统。描述了系统的结构和工作流程,详细阐述了各部分实现的关键技术。系统提问方式简单方便、答案准确简洁,较好地满足了农民用户实际生活需要。Structural database based on agricultural information and information about daily life was constructed.On this basis,we developed the Farmers Information Service Question Answering System which consisted of question processing,information retrieval and answer extraction.The structure and workflow of the system were described,and key techniques of each part＇s realization were expounded.The system provided convenient way for users to submit questions,and provided accurate,concise answers,satisfied with farmers needs in daily life preferably.

关 键 词：农民信息服务 问答系统 数据库构建 问句处理 答案抽取 

分 类 号：TP315[自动化与计算机技术—计算机软件与理论]